update highlineview lastorder

Sqbase/ordertypedelegate.cpp

@@ -69,4 +69,47 @@ QString NumberFormatDelegate::displayText(const QVariant &value, const QLocale &
 	}
 
 	return QStyledItemDelegate::displayText(value, locale);
+}
+
+
+HighlightDelegate::HighlightDelegate(QObject *parent)
+	: QStyledItemDelegate(parent)
+{
+}
+
+void HighlightDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
+	const QModelIndex &index) const
+{
+	QStyleOptionViewItem opt = option;
+	initStyleOption(&opt, index);
+
+	// 检查是否需要高亮 - 通过映射到源模型获取高亮状态
+	QAbstractItemModel *model = const_cast<QAbstractItemModel*>(index.model());
+	QSortFilterProxyModel *proxyModel = qobject_cast<QSortFilterProxyModel*>(model);
+
+	bool isHighlighted = false;
+	if (proxyModel) {
+		QModelIndex sourceIndex = proxyModel->mapToSource(index);
+		isHighlighted = sourceIndex.data(IsHighlightedRole).toBool();
+	}
+	else {
+		isHighlighted = index.data(IsHighlightedRole).toBool();
+	}
+
+	if (isHighlighted) {
+		// 设置高亮背景
+		painter->fillRect(opt.rect, QColor(255, 192, 203)); // 浅黄色背景								
+															// 设置加粗字体
+		QFont boldFont = opt.font;
+		boldFont.setBold(true);
+		painter->setFont(boldFont);
+
+		// 绘制文本
+		painter->setPen(opt.palette.color(QPalette::Text));
+		painter->drawText(opt.rect, opt.displayAlignment, opt.text);
+	}
+	else {
+		// 正常绘制
+		QStyledItemDelegate::paint(painter, opt, index);
+	}
 }